docs: def get_result_group_names(self, request_datetime):
          """Only today/yesterday/last interval are valid datetime"""
          request_date = request_datetime.date()
          today = datetime.date.today()
          yesterday = datetime.date.today() - datetime.timedelta(days=1)
          result = []
          if total_seconds(datetime.datetime.now() - request_datetime) < REALTIME_UPDATE_INTERVAL:
              result.append('last_interval')
          if request_date == today:
              result.append(today.isoformat())
          elif request_date == yesterday:
              result.append(yesterday.isoformat())
          return result